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Finding the Fourth Proportional to 16,366.54, 24,553.74 and 5,274.28

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Solution

The fourth proportional to 16,366.54, 24,553.74 and 5,274.28 is: 7,912.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,366.54 : 24,553.74 = 5,274.28 : x
  2. Step 2: Convert to fraction form
    16,366.54/24,553.74 = 5,274.28/x
  3. Step 3: Cross multiply
    16,366.54x = 24,553.74 × 5,274.28
  4. Step 4: Simplify right side
    16,366.54x = 129,503,299.81
  5. Step 5: Solve for x
    x = 129,503,299.81/16,366.54
  6. Step 6: Final answer
    x = 7,912.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.